Portable electronic device



FIG. 1 is a front elevational view of a portable electronic device;

FIG. 2 is a top plan view of the portable electronic device;

FIG. 3 is a bottom plan view of the portable electronic device;

FIG. 4 is a left side plan view of the portable electronic device;

FIG. 5 is a right side plan view of the portable electronic device; and,

FIG. 6 is a rear elevational view of the portable electronic device. 

The ornamental design for a portable electronic device, as shown and described. 